将关于人类视网膜的发现应用于图像处理 ~spectral whitening 频谱白化 that has 3 important effects: high spatio-temporal frequency signals canceling (noise), mid-frequencies de...
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其他好文 时间：
2014-11-28 16:11:39
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180
Many applications require current sources rather than voltage sources. When you need a high-current source, using a linear regulator is inadvisable, b...
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其他好文 时间：
2014-11-28 15:42:19
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142
Figure 1shows a simple, stand-alone overvoltage detector. The intent of the circuit is to monitor a voltage, VMONITOR, and set the output, VOUT, high ...
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其他好文 时间：
2014-11-28 15:40:19
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237
The classic LM317 adjustable-output linear voltage regulator offers a relatively high, if package-dependent, current-handling capability. In addition,...
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其他好文 时间：
2014-11-28 14:23:13
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177
In new mixed-voltage systems, it is often necessary to level-shift a control signal from a high level to a low level. An open-drain device, such as th...
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其他好文 时间：
2014-11-28 14:16:23
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206
The popular USB interface can charge a portable device while transferring data. But for high-capacity batteries, the 500-mA output current of USB host...
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其他好文 时间：
2014-11-28 14:12:33
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169
Low-ripple-voltage positive-to-negative dc/dc converters find use in many of today's high- frequency and noise-sensitive disk drives, battery-powered ...
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其他好文 时间：
2014-11-28 14:08:43
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251
Voltage-regulator design for high output currents can be a critical and difficult task. Although voltage regulators with 1A maximum output current are...
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其他好文 时间：
2014-11-28 14:02:24
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133
Synchronous buck regulators offer high efficiency and are popular in applications in which available input voltages are 12V or less. However, as input...
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其他好文 时间：
2014-11-28 13:59:48
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203
晚上23点左右收到大量的监控报警，公司网站直接不能访问了，立即登录服务器，直接top看到情况如下：发现负载都达到了800了，机器眼看就要爆了，首先先停了mysql，发现负载有点下降，联系了开发同事一同查看，因为今天新上线了一些代码，可能是新上代码的问题，随后看到负载依然..
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Web程序 时间：
2014-11-28 12:40:58
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214
